Select the correct option to test your answer:
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Match List-I with List-II and select the correct answer: List-I List-II a. Amphitrichous 1. One flagellum at each pole of the bacterium cell b. Cephalotrichous 2. Two or more flagella at both the poles of the bacterium cell c. Lophotrichous 3. Two or more flagella in a bunch at one pole of the bacterium cell d. Peritrichous 4. Large number of flagella distributed evenly all over the cell surface of the bacterium cell
Islets of Langerhans are present in
Control of organisms by using living organisms is called_______?
Rhizobia are known to produce the plant hormone
The existence of persistent rhythms in plants was first observed by